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For a more detailed analysis of your data, you might want to perform an off-line analysis using other tools than GNU Radio, e.g. Octave, SciPy (with Matplotlib) or Matlab. The easiest way is to connect a ''file sink'' to the block you suspect is making trouble, run the flow graph and then load the file with the tool of your choice. Read [[Octave|the guide to using Octave and Matlab with GNU Radio]].
 
For a more detailed analysis of your data, you might want to perform an off-line analysis using other tools than GNU Radio, e.g. Octave, SciPy (with Matplotlib) or Matlab. The easiest way is to connect a ''file sink'' to the block you suspect is making trouble, run the flow graph and then load the file with the tool of your choice. Read [[Octave|the guide to using Octave and Matlab with GNU Radio]].
 
=== Debug logging ===
 
 
Gnuradio has two [[Logging|loggers]], a normal logger and a debug logger.  The default level for the debug logger is set very high, preventing output.  Dropping the level will provide information on what is going on inside the library.
 
  
 
== Expert debugging tools ==
 
== Expert debugging tools ==

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